package com.yuw.tools;

import com.yuw.singleton.Student;

public class TestDriver {
    public static void main(String[] args) {
        Student stu0 = new Student();
        System.out.println("sut0.hashCode::"+stu0.hashCode());
        Student stu1 = new Student();
        System.out.println("sut1.hashCode::"+stu1.hashCode());
        //Object obj = null;
    }
}
